Service difficulty report · Support · Boeing 7377H4

Difficulty date
June 30, 2020
Submitted
August 17, 2021
Operation
Air carrier
Aircraft
N714CB
Make and model
Boeing 7377H4
Aircraft serial
27848
Aircraft time
75,441 hours, 45,129 cycles
Part
Support
Condition
Corroded
Location
Bs 727-847
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AFT CARGO BAY L/H FLOOR TO SIDEWALL SUPPORT PLATE HAS CORROSION AROUND NUT PLATE HOLES BS727 TO BS847 LBL23 WL156 / EVALUATED CORROSION ON ACB L/H FLOOR TO SIDEWALL SUPPORT; BS727 847; REMOVED .015' FROM ORIG .040'; FOUND TO BE OUT OF LIMITS; IAW SRM 53-00-53-1A-2. REMOVED DAMAGED SECTION; LOCATED; DRILLED; AND INSTALLED NEW FLOOR TO SIDEWALL SUPPORT; PER IAW SRM 51-40-05-0G-0; SRM 51-40-02-0G-0; DWG 146A7500.

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